"""Tests for Adaptive Lighting switches."""

# pylint: disable=protected-access
import asyncio
import contextlib
import datetime
import logging
from collections import OrderedDict
from copy import deepcopy
from random import randint
from typing import Any
from unittest.mock import Mock, patch

import homeassistant.util.dt as dt_util
import pytest
import ulid_transform
import voluptuous.error
from flaky import flaky
from homeassistant.components.adaptive_lighting.adaptation_utils import (
    AdaptationData,
    _create_service_call_data_iterator,
)
from homeassistant.components.adaptive_lighting.color_and_brightness import (
    lerp_color_hsv,
)
from homeassistant.components.adaptive_lighting.const import (
    ADAPT_BRIGHTNESS_SWITCH,
    ADAPT_COLOR_SWITCH,
    ATTR_ADAPTIVE_LIGHTING_MANAGER,
    CONF_ADAPT_ONLY_ON_BARE_TURN_ON,
    CONF_ADAPT_UNTIL_SLEEP,
    CONF_AUTORESET_CONTROL,
    CONF_BRIGHTNESS_MODE,
    CONF_BRIGHTNESS_MODE_TIME_DARK,
    CONF_BRIGHTNESS_MODE_TIME_LIGHT,
    CONF_DETECT_NON_HA_CHANGES,
    CONF_INITIAL_TRANSITION,
    CONF_MANUAL_CONTROL,
    CONF_MAX_BRIGHTNESS,
    CONF_MIN_COLOR_TEMP,
    CONF_MULTI_LIGHT_INTERCEPT,
    CONF_PREFER_RGB_COLOR,
    CONF_SEPARATE_TURN_ON_COMMANDS,
    CONF_SLEEP_RGB_OR_COLOR_TEMP,
    CONF_SUNRISE_OFFSET,
    CONF_SUNRISE_TIME,
    CONF_SUNSET_TIME,
    CONF_TAKE_OVER_CONTROL,
    CONF_TRANSITION,
    CONF_TURN_ON_LIGHTS,
    CONF_USE_DEFAULTS,
    DEFAULT_MAX_BRIGHTNESS,
    DEFAULT_NAME,
    DEFAULT_SLEEP_BRIGHTNESS,
    DEFAULT_SLEEP_COLOR_TEMP,
    DEFAULT_SLEEP_RGB_COLOR,
    DOMAIN,
    SERVICE_APPLY,
    SERVICE_CHANGE_SWITCH_SETTINGS,
    SERVICE_SET_MANUAL_CONTROL,
    SLEEP_MODE_SWITCH,
    UNDO_UPDATE_LISTENER,
)
from homeassistant.components.adaptive_lighting.switch import (
    CONF_INTERCEPT,
    AdaptiveLightingManager,
    AdaptiveSwitch,
    SimpleSwitch,
    _attributes_have_changed,
    color_difference_redmean,
    create_context,
    is_our_context,
    is_our_context_id,
)
from homeassistant.components.light import (
    ATTR_BRIGHTNESS,
    ATTR_BRIGHTNESS_PCT,
    ATTR_COLOR_TEMP_KELVIN,
    ATTR_RGB_COLOR,
    ATTR_TRANSITION,
    ATTR_XY_COLOR,
    SERVICE_TURN_OFF,
)
from homeassistant.components.light import DOMAIN as LIGHT_DOMAIN
from homeassistant.components.switch import DOMAIN as SWITCH_DOMAIN

try:
    # HA >= 2025.8
    from homeassistant.components.template.light import (
        StateLightEntity as LightTemplate,
    )
except ImportError:
    # HA < 2025.8
    from homeassistant.components.template.light import LightTemplate

from homeassistant.config_entries import ConfigEntryState
from homeassistant.const import (
    ATTR_AREA_ID,
    ATTR_ENTITY_ID,
    ATTR_SUPPORTED_FEATURES,
    CONF_LIGHTS,
    CONF_NAME,
    EVENT_CALL_SERVICE,
    EVENT_STATE_CHANGED,
    SERVICE_TOGGLE,
    SERVICE_TURN_ON,
    STATE_OFF,
    STATE_ON,
)
from homeassistant.const import __version__ as ha_version
from homeassistant.core import Context, Event, HomeAssistant, State
from homeassistant.helpers import area_registry as ar
from homeassistant.helpers import entity_registry
from homeassistant.helpers.entity_platform import async_get_platforms
from homeassistant.setup import async_setup_component
from homeassistant.util.color import color_temperature_mired_to_kelvin

from tests.common import MockConfigEntry

_LOGGER = logging.getLogger(__name__)

SUNRISE = datetime.datetime(
    year=2020,
    month=10,
    day=17,
    hour=6,
)
SUNSET = datetime.datetime(
    year=2020,
    month=10,
    day=17,
    hour=22,
)

LAT_LONG_TZS = [
    (39, -1, "Europe/Madrid"),
    (60, 50, "GMT"),
    (55, 13, "Europe/Copenhagen"),
    (52.379189, 4.899431, "Europe/Amsterdam"),
    (32.87336, -117.22743, "US/Pacific"),
]

ENTITY_LIGHT_1 = "light.light_1"
ENTITY_LIGHT_2 = "light.light_2"
ENTITY_LIGHT_3 = "light.light_3"
_SWITCH_FMT = f"{SWITCH_DOMAIN}.{DOMAIN}"
ENTITY_SWITCH = f"{_SWITCH_FMT}_{DEFAULT_NAME}"
ENTITY_SLEEP_MODE_SWITCH = f"{_SWITCH_FMT}_sleep_mode_{DEFAULT_NAME}"
ENTITY_ADAPT_BRIGHTNESS_SWITCH = f"{_SWITCH_FMT}_adapt_brightness_{DEFAULT_NAME}"
ENTITY_ADAPT_COLOR_SWITCH = f"{_SWITCH_FMT}_adapt_color_{DEFAULT_NAME}"

ORIG_TIMEZONE = dt_util.DEFAULT_TIME_ZONE


def create_random_context() -> str:
    return Context(id=ulid_transform.ulid_now(), parent_id=None)


@pytest.fixture
def reset_time_zone():
    """Reset time zone."""
    yield
    dt_util.DEFAULT_TIME_ZONE = ORIG_TIMEZONE


@pytest.fixture
async def cleanup(hass):
    yield
    manager: AdaptiveLightingManager = hass.data[DOMAIN][ATTR_ADAPTIVE_LIGHTING_MANAGER]
    for timer in manager.auto_reset_manual_control_timers.values():
        timer.cancel()
    for timer in manager.transition_timers.values():
        timer.cancel()
    for task in manager.adaptation_tasks:
        task.cancel()


async def setup_switch(hass, extra_data) -> tuple[MockConfigEntry, AdaptiveSwitch]:
    """Create the switch entry."""
    entry = MockConfigEntry(
        domain=DOMAIN,
        data={
            CONF_NAME: DEFAULT_NAME,
            CONF_INTERCEPT: False,
            **extra_data,
        },
    )
    entry.add_to_hass(hass)
    await hass.config_entries.async_setup(entry.entry_id)
    await hass.async_block_till_done()
    assert entry.state is ConfigEntryState.LOADED
    switch = hass.data[DOMAIN][entry.entry_id][SWITCH_DOMAIN]
    return entry, switch


async def setup_lights(hass: HomeAssistant, with_group: bool = False):
    """Set up 3 light entities using the 'template' platform."""
    n = 3 if not with_group else 5  # last 2 will be put in a group
    template_lights = {
        f"light_{i}": {
            "unique_id": f"light_{i}",
            "friendly_name": f"light_{i}",
            "turn_on": None,
            "turn_off": None,
            "set_level": None,
            "set_temperature": None,
            "set_color": None,
        }
        for i in range(1, n + 1)
    }
    template_lights["light_3"]["supports_transition_template"] = True
    platforms = [{"platform": "template", "lights": template_lights}]

    if with_group:
        platforms.append(
            {
                "platform": "group",
                "entities": ["light.light_4", "light.light_5"],
                "name": "Light Group",
                "unique_id": "light_group",
                "all": "false",
            },
        )

    await async_setup_component(
        hass,
        LIGHT_DOMAIN,
        {LIGHT_DOMAIN: platforms},
    )
    await hass.async_block_till_done()

    if with_group:
        state = hass.states.get("light.light_group")
        assert state.attributes["entity_id"] == ["light.light_4", "light.light_5"]

    platform = async_get_platforms(hass, "template")
    lights = list(platform[0].entities.values())

    await lights[0].async_turn_on()
    await lights[1].async_turn_on()

    for light in lights:
        light._attr_brightness = 255
        light._attr_color_temp = 250

    assert all(hass.states.get(light.entity_id) is not None for light in lights)
    return lights


async def setup_lights_and_switch(
    hass,
    extra_conf=None,
    all_lights: bool = False,
) -> tuple[AdaptiveSwitch, list[LightTemplate]]:
    """Create switch and demo lights."""
    # Setup demo lights and turn on
    lights_instances = await setup_lights(hass)
    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TURN_ON,
        {ATTR_ENTITY_ID: ENTITY_LIGHT_1},
        blocking=True,
    )

    # Setup switch
    lights = [
        ENTITY_LIGHT_1,
        ENTITY_LIGHT_2,
    ]

    if all_lights:
        lights.append(ENTITY_LIGHT_3)

    assert all(hass.states.get(light) is not None for light in lights)
    _, switch = await setup_switch(
        hass,
        {
            CONF_LIGHTS: lights,
            CONF_SUNRISE_TIME: datetime.time(SUNRISE.hour),
            CONF_SUNSET_TIME: datetime.time(SUNSET.hour),
            CONF_INITIAL_TRANSITION: 0,
            CONF_TRANSITION: 0,
            CONF_DETECT_NON_HA_CHANGES: True,
            CONF_PREFER_RGB_COLOR: False,
            CONF_MIN_COLOR_TEMP: 2500,  # to not coincide with sleep_color_temp
            **(extra_conf or {}),
        },
    )
    await hass.async_block_till_done()
    return switch, lights_instances


# see https://github.com/home-assistant/core/blob/dev/homeassistant/scripts/benchmark/__init__.py
# basically just search the repo for EVENT_STATE_CHANGED look for how it's fired.
def create_transition_events(
    light: str,
    state: State,
    last: dict | None = None,
    current: dict | None = None,
    total_events: int = 4,
) -> list[dict]:
    assert light is not None
    all_events = []
    for i in range(1, total_events):
        # Build basic event data.
        attributes = {}

        # The first state change always has the context from our integration.
        # That one will not be in all_events.
        # It's very possible it stores the parent_id though.
        # If it stores the parent_id in all situations, there's a great improvement
        # that could added in future updates.

        # Simulate the events the bulb would send to HASS.
        last_brightness = last.get(ATTR_BRIGHTNESS) or state[ATTR_BRIGHTNESS]
        current_brightness = current.get(ATTR_BRIGHTNESS)
        if (
            last_brightness
            and current_brightness
            and last_brightness != current_brightness
        ):
            diff = (current_brightness - last_brightness) * (i / total_events)
            attributes[ATTR_BRIGHTNESS] = last_brightness + diff
        elif current_brightness:
            attributes[ATTR_BRIGHTNESS] = current_brightness
        current_kelvin = current.get(ATTR_COLOR_TEMP_KELVIN)
        last_kelvin = last.get(ATTR_COLOR_TEMP_KELVIN) or state[ATTR_COLOR_TEMP_KELVIN]
        if last_kelvin and current_kelvin and last_kelvin != current_kelvin:
            diff = (current_kelvin - last_kelvin) * (i / total_events)
            attributes[ATTR_COLOR_TEMP_KELVIN] = last_kelvin + diff
        elif current_kelvin:
            attributes[ATTR_COLOR_TEMP_KELVIN] = current_kelvin

        # Pack event
        event_data = {
            ATTR_ENTITY_ID: light,
            "old_state": State(light, "on", attributes=last),
            "new_state": State(
                light,
                "on",
                attributes=attributes,
                context=create_random_context(),
            ),
        }
        all_events.append(event_data)
    return all_events


async def test_adaptive_lighting_switches(hass):
    """Test switches created for adaptive_lighting integration."""
    entry, _ = await setup_switch(hass, {})

    assert len(hass.states.async_entity_ids(SWITCH_DOMAIN)) == 4
    assert set(hass.states.async_entity_ids(SWITCH_DOMAIN)) == {
        ENTITY_SWITCH,
        ENTITY_SLEEP_MODE_SWITCH,
        ENTITY_ADAPT_COLOR_SWITCH,
        ENTITY_ADAPT_BRIGHTNESS_SWITCH,
    }
    assert ATTR_ADAPTIVE_LIGHTING_MANAGER in hass.data[DOMAIN]
    assert entry.entry_id in hass.data[DOMAIN]
    assert len(hass.data[DOMAIN].keys()) == 2

    data = hass.data[DOMAIN][entry.entry_id]
    assert SLEEP_MODE_SWITCH in data
    assert SWITCH_DOMAIN in data
    assert ADAPT_COLOR_SWITCH in data
    assert ADAPT_BRIGHTNESS_SWITCH in data
    assert UNDO_UPDATE_LISTENER in data

    assert len(data.keys()) == 5


def async_process_ha_core_config(hass, config):
    """Set up the Home Assistant configuration."""
    try:
        # ha >= "2023.11.0"
        from homeassistant.core_config import async_process_ha_core_config

        return async_process_ha_core_config(hass, config)
    except ModuleNotFoundError:
        import homeassistant.config as config_util

        return config_util.async_process_ha_core_config(hass, config)


@pytest.mark.parametrize(("lat", "long", "timezone"), LAT_LONG_TZS)
async def test_adaptive_lighting_time_zones_with_default_settings(
    hass,
    lat,
    long,
    timezone,
    reset_time_zone,  # pylint: disable=redefined-outer-name
):
    """Test setting up the Adaptive Lighting switches with different timezones."""
    await async_process_ha_core_config(
        hass,
        {"latitude": lat, "longitude": long, "time_zone": timezone, "country": "US"},
    )
    _, switch = await setup_switch(hass, {})
    # Shouldn't raise an exception ever
    await switch._update_attrs_and_maybe_adapt_lights(
        context=switch.create_context("test"),
    )


@pytest.mark.parametrize(("lat", "long", "timezone"), LAT_LONG_TZS)
async def test_adaptive_lighting_time_zones_and_sun_settings(
    hass,
    lat,
    long,
    timezone,
    reset_time_zone,  # pylint: disable=redefined-outer-name
):
    """Test setting up the Adaptive Lighting switches with different timezones.

    Also test the (sleep) brightness and color temperature settings.
    """
    await async_process_ha_core_config(
        hass,
        {"latitude": lat, "longitude": long, "time_zone": timezone, "country": "US"},
    )
    _, switch = await setup_switch(
        hass,
        {
            CONF_SUNRISE_TIME: datetime.time(SUNRISE.hour),
            CONF_SUNSET_TIME: datetime.time(SUNSET.hour),
        },
    )

    context = switch.create_context("test")  # needs to be passed to update method
    min_color_temp = switch._sun_light_settings.min_color_temp

    sunset = SUNSET.replace(tzinfo=dt_util.DEFAULT_TIME_ZONE).astimezone(dt_util.UTC)

    before_sunset = sunset - datetime.timedelta(hours=1)
    after_sunset = sunset + datetime.timedelta(hours=1)
    sunrise = SUNRISE.replace(tzinfo=dt_util.DEFAULT_TIME_ZONE).astimezone(dt_util.UTC)
    before_sunrise = sunrise - datetime.timedelta(hours=1)
    after_sunrise = sunrise + datetime.timedelta(hours=1)

    async def patch_time_and_update(time):
        with patch(
            "homeassistant.components.adaptive_lighting.color_and_brightness.utcnow",
            return_value=time,
        ):
            await switch._update_attrs_and_maybe_adapt_lights(context=context)
            await hass.async_block_till_done()

    # At sunset the brightness should be max and color_temp at the smallest value
    await patch_time_and_update(sunset)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] == min_color_temp

    # One hour before sunset the brightness should be max and color_temp
    # not at the smallest value yet.
    await patch_time_and_update(before_sunset)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] > min_color_temp

    # One hour after sunset the brightness should be down
    await patch_time_and_update(after_sunset)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] < DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] == min_color_temp

    # At sunrise the brightness should be max and color_temp at the smallest value
    await patch_time_and_update(sunrise)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] == min_color_temp

    # One hour before sunrise the brightness should smaller than max
    # and color_temp at the min value.
    await patch_time_and_update(before_sunrise)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] < DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] == min_color_temp

    # One hour after sunrise the brightness should be up
    await patch_time_and_update(after_sunrise)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] > min_color_temp

    # Turn on sleep mode which make the brightness and color_temp
    # deterministic regardless of the time
    await switch.sleep_mode_switch.async_turn_on()
    await switch._update_attrs_and_maybe_adapt_lights(context=context)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_SLEEP_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] == DEFAULT_SLEEP_COLOR_TEMP


async def test_light_settings(hass):
    """Test that light settings are correctly applied."""
    switch, _ = await setup_lights_and_switch(hass)
    lights = switch.lights

    # Turn on "sleep mode"
    await hass.services.async_call(
        SWITCH_DOMAIN,
        SERVICE_TURN_ON,
        {ATTR_ENTITY_ID: ENTITY_SLEEP_MODE_SWITCH},
        blocking=True,
    )
    await hass.async_block_till_done()
    light_states = [hass.states.get(light) for light in lights]
    for state in light_states:
        assert state.attributes[ATTR_BRIGHTNESS] == round(
            255 * switch._settings[ATTR_BRIGHTNESS_PCT] / 100,
        )
        last_service_data = switch.manager.last_service_data[state.entity_id]
        assert state.attributes[ATTR_BRIGHTNESS] == last_service_data[ATTR_BRIGHTNESS]
        assert (
            state.attributes[ATTR_COLOR_TEMP_KELVIN]
            == last_service_data[ATTR_COLOR_TEMP_KELVIN]
        )

    # Turn off "sleep mode"
    await hass.services.async_call(
        SWITCH_DOMAIN,
        SERVICE_TURN_OFF,
        {ATTR_ENTITY_ID: ENTITY_SLEEP_MODE_SWITCH},
        blocking=True,
    )
    await hass.async_block_till_done()

    # Test with different times
    sunset = SUNSET.replace(tzinfo=dt_util.DEFAULT_TIME_ZONE).astimezone(dt_util.UTC)
    before_sunset = sunset - datetime.timedelta(hours=1)
    after_sunset = sunset + datetime.timedelta(hours=1)
    sunrise = SUNRISE.replace(tzinfo=dt_util.DEFAULT_TIME_ZONE).astimezone(dt_util.UTC)
    before_sunrise = sunrise - datetime.timedelta(hours=1)
    after_sunrise = sunrise + datetime.timedelta(hours=1)

    context = switch.create_context("test")  # needs to be passed to update method

    async def patch_time_and_get_updated_states(time):
        with patch(
            "homeassistant.components.adaptive_lighting.color_and_brightness.utcnow",
            return_value=time,
        ):
            await switch._update_attrs_and_maybe_adapt_lights(
                context=context,
                transition=0,
                force=True,
            )
            await hass.async_block_till_done()
            return [hass.states.get(light) for light in lights]

    def assert_expected_color_temp(state):
        last_service_data = switch.manager.last_service_data[state.entity_id]
        assert (
            state.attributes[ATTR_COLOR_TEMP_KELVIN]
            == last_service_data[ATTR_COLOR_TEMP_KELVIN]
        )

    # At sunset the brightness should be max and color_temp at the smallest value
    light_states = await patch_time_and_get_updated_states(sunset)
    for state in light_states:
        assert state.attributes[ATTR_BRIGHTNESS] == 255
        assert_expected_color_temp(state)

    # One hour before sunset the brightness should be max and color_temp
    # not at the smallest value yet.
    light_states = await patch_time_and_get_updated_states(before_sunset)
    for state in light_states:
        assert state.attributes[ATTR_BRIGHTNESS] == 255
        assert_expected_color_temp(state)

    # One hour after sunset the brightness should be down
    light_states = await patch_time_and_get_updated_states(after_sunset)
    for state in light_states:
        assert state.attributes[ATTR_BRIGHTNESS] < 255
        assert_expected_color_temp(state)

    # At sunrise the brightness should be max and color_temp at the smallest value
    light_states = await patch_time_and_get_updated_states(sunrise)
    for state in light_states:
        assert state.attributes[ATTR_BRIGHTNESS] == 255
        assert_expected_color_temp(state)

    # One hour before sunrise the brightness should smaller than max
    # and color_temp at the min value.
    light_states = await patch_time_and_get_updated_states(before_sunrise)
    for state in light_states:
        assert state.attributes[ATTR_BRIGHTNESS] < 255
        assert_expected_color_temp(state)

    # One hour after sunrise the brightness should be up
    light_states = await patch_time_and_get_updated_states(after_sunrise)
    for state in light_states:
        assert state.attributes[ATTR_BRIGHTNESS] == 255
        assert_expected_color_temp(state)


async def test_manager_not_tracking_untracked_lights(hass):
    """Test that lights that are not in a Adaptive Lighting switch aren't tracked."""
    switch, _ = await setup_lights_and_switch(hass)
    light = ENTITY_LIGHT_3
    assert light not in switch.lights
    for state in [True, False]:
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON if state else SERVICE_TURN_OFF,
            {ATTR_ENTITY_ID: light},
            blocking=True,
        )
        await switch._update_attrs_and_maybe_adapt_lights(
            context=switch.create_context("test"),
        )
        await hass.async_block_till_done()
    assert light not in switch.manager.lights


@pytest.mark.parametrize("adapt_only_on_bare_turn_on", [True, False])
@pytest.mark.parametrize("proactive_service_call_adaptation", [True, False])
async def test_manual_control(
    hass,
    adapt_only_on_bare_turn_on,
    proactive_service_call_adaptation,
):
    """Test the 'manual control' tracking."""
    switch, (light, *_) = await setup_lights_and_switch(
        hass,
        {
            CONF_ADAPT_ONLY_ON_BARE_TURN_ON: adapt_only_on_bare_turn_on,
            CONF_INTERCEPT: proactive_service_call_adaptation,
        },
    )
    assert switch._take_over_control
    assert hass.states.get(ENTITY_LIGHT_1).state == STATE_ON

    context = switch.create_context("test")  # needs to be passed to update method
    manual_control = switch.manager.manual_control

    async def update():
        await switch._update_attrs_and_maybe_adapt_lights(context=context, transition=0)
        await hass.async_block_till_done()

    async def turn_light(state, **kwargs):
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON if state else SERVICE_TURN_OFF,
            {ATTR_ENTITY_ID: ENTITY_LIGHT_1, **kwargs},
            blocking=True,
        )
        _LOGGER.debug("Turn light %s, to %s", "on" if state else "off", kwargs)
        await hass.async_block_till_done()
        await update()

    async def turn_switch(state, entity_id):
        await hass.services.async_call(
            SWITCH_DOMAIN,
            SERVICE_TURN_ON if state else SERVICE_TURN_OFF,
            {ATTR_ENTITY_ID: entity_id},
            blocking=True,
        )
        await hass.async_block_till_done()

    async def change_manual_control(set_to, extra_service_data=None):
        if extra_service_data is None:
            extra_service_data = {CONF_LIGHTS: [ENTITY_LIGHT_1]}
        _LOGGER.debug(f"{switch.manager.manual_control=}")
        await hass.services.async_call(
            DOMAIN,
            SERVICE_SET_MANUAL_CONTROL,
            {
                ATTR_ENTITY_ID: switch.entity_id,
                CONF_MANUAL_CONTROL: set_to,
                **extra_service_data,
            },
            blocking=True,
        )
        _LOGGER.debug(f"{switch.manager.manual_control=}")
        _LOGGER.debug("Called set_manual_control with %s", set_to)
        await hass.async_block_till_done()
        await update()
        _LOGGER.debug("End of change_manual_control")

    def increased_brightness():
        return (light._attr_brightness + 100) % 255

    def increased_color_temp():
        return max(
            (light._attr_color_temp + 100) % light.max_color_temp_kelvin,
            light.min_color_temp_kelvin,
        )

    # Nothing is manually controlled
    await update()
    assert not manual_control[ENTITY_LIGHT_1]
    # Call light.turn_on for ENTITY_LIGHT_1
    await turn_light(True, brightness=increased_brightness())
    # Check that ENTITY_LIGHT_1 is manually controlled
    assert manual_control[ENTITY_LIGHT_1]
    # Test adaptive_lighting.set_manual_control
    await change_manual_control(False)
    # Check that ENTITY_LIGHT_1 is not manually controlled
    assert not manual_control[ENTITY_LIGHT_1]

    # Check that toggling light off to on resets manual control
    await change_manual_control(True)
    assert manual_control[ENTITY_LIGHT_1]
    await turn_light(False)
    assert not manual_control[ENTITY_LIGHT_1], manual_control
    await turn_light(True, brightness=increased_brightness())
    assert hass.states.get(ENTITY_LIGHT_1).state == STATE_ON
    if adapt_only_on_bare_turn_on:
        # Marks as manually controlled beacuse we turned it on with brightness
        assert manual_control[ENTITY_LIGHT_1], manual_control
    else:
        assert not manual_control[ENTITY_LIGHT_1], manual_control

    # Check that toggling (sleep mode) switch resets manual control
    for entity_id in [ENTITY_SWITCH, ENTITY_SLEEP_MODE_SWITCH]:
        await change_manual_control(True)
        assert manual_control[ENTITY_LIGHT_1]
        await turn_switch(False, entity_id)
        await turn_switch(True, entity_id)
        assert not manual_control[ENTITY_LIGHT_1]

    # Check that manual control is still enabled if set while bulb is off.
    # Test issue #37
    await turn_light(False)
    await change_manual_control(True)
    await turn_light(True)
    assert manual_control[ENTITY_LIGHT_1]

    # Check that when 'adapt_brightness' is off, changing the brightness
    # doesn't mark it as manually controlled but changing color_temp
    # does
    await turn_light(False)
    await turn_light(True)  # reset manually controlled status
    assert not manual_control[ENTITY_LIGHT_1]
    await switch.adapt_brightness_switch.async_turn_off()
    await turn_light(True, brightness=increased_brightness())
    assert not manual_control[ENTITY_LIGHT_1]
    mired_range = (light.min_color_temp_kelvin, light.max_color_temp_kelvin)
    kelvin_range = (
        color_temperature_mired_to_kelvin(mired_range[1]),
        color_temperature_mired_to_kelvin(mired_range[0]),
    )
    ptp_kelvin = kelvin_range[1] - kelvin_range[0]
    await turn_light(
        True,
        color_temp_kelvin=(light._attr_color_temp + 100) % ptp_kelvin,
    )
    assert manual_control[ENTITY_LIGHT_1]
    await switch.adapt_brightness_switch.async_turn_on()  # turn on again

    # Check that when 'adapt_color' is off, changing the color
    # doesn't mark it as manually controlled but changing brightness
    # does
    await turn_light(False)  # reset manually controlled status
    await turn_light(True)
    assert not manual_control[ENTITY_LIGHT_1]
    await switch.adapt_color_switch.async_turn_off()
    await turn_light(True, color_temp=increased_color_temp())
    assert not manual_control[ENTITY_LIGHT_1]
    await turn_light(True, brightness=increased_brightness())
    assert manual_control[ENTITY_LIGHT_1]

    # Check that when 'adapt_color' adapt_brightness are both off
    # nothing marks it as manually controlled
    await turn_light(False)  # reset manually controlled status
    await turn_light(True)
    await switch.adapt_color_switch.async_turn_off()
    await switch.adapt_brightness_switch.async_turn_off()
    assert not manual_control[ENTITY_LIGHT_1]
    await turn_light(True, color_temp=increased_color_temp())
    await turn_light(True, brightness=increased_brightness())
    await turn_light(
        True,
        color_temp=increased_color_temp(),
        brightness=increased_brightness(),
    )
    assert not manual_control[ENTITY_LIGHT_1]
    # Turn switches on again
    await switch.adapt_color_switch.async_turn_on()
    await switch.adapt_brightness_switch.async_turn_on()

    # Check that when no lights are specified, all are reset
    await change_manual_control(True, {CONF_LIGHTS: switch.lights})
    assert all(manual_control[eid] for eid in switch.lights)
    # do not pass "lights" so reset all
    await change_manual_control(False, {})
    assert all(not manual_control[eid] for eid in switch.lights)

    # Turn off light and turn on using adaptive_lighting.apply
    await turn_light(False)
    await hass.services.async_call(
        DOMAIN,
        SERVICE_APPLY,
        {
            ATTR_ENTITY_ID: ENTITY_SWITCH,
            CONF_LIGHTS: [ENTITY_LIGHT_1],
            CONF_TURN_ON_LIGHTS: True,
        },
        blocking=True,
    )
    await hass.async_block_till_done()
    assert hass.states.get(ENTITY_LIGHT_1).state == STATE_ON
    assert not manual_control[ENTITY_LIGHT_1]


@flaky(max_runs=3, min_passes=1)
async def test_auto_reset_manual_control(hass):
    switch, (light, *_) = await setup_lights_and_switch(
        hass,
        {CONF_AUTORESET_CONTROL: 0.1},
    )
    context = switch.create_context("test")  # needs to be passed to update method
    manual_control = switch.manager.manual_control

    async def update():
        await switch._update_attrs_and_maybe_adapt_lights(context=context, transition=0)
        await hass.async_block_till_done()

    async def turn_light(state, **kwargs):
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON if state else SERVICE_TURN_OFF,
            {ATTR_ENTITY_ID: light.entity_id, **kwargs},
            blocking=True,
        )
        await hass.async_block_till_done()
        await update()
        _LOGGER.debug(
            "Turn light %s to state %s, to %s",
            light.entity_id,
            state,
            kwargs,
        )

    _LOGGER.debug("Start test auto reset manual control")
    await turn_light(True, brightness=1)
    await turn_light(True, brightness=10)
    assert manual_control[light.entity_id]
    assert (
        switch.extra_state_attributes["autoreset_time_remaining"][light.entity_id] > 0
    )
    await update()
    await asyncio.sleep(0.3)  # Should be enough time for auto reset
    assert not manual_control[light.entity_id], (light, manual_control)
    assert (
        light.entity_id not in switch.extra_state_attributes["autoreset_time_remaining"]
    )

    # Do a couple of quick changes and check that light is not reset
    for i in range(3):
        _LOGGER.debug("Quick change %s", i)
        await turn_light(True, brightness=(i + 1) * 20)
        await asyncio.sleep(0.05)  # Less than 0.1
        assert manual_control[light.entity_id]

    await update()
    await asyncio.sleep(0.3)  # Wait the auto reset time
    assert not manual_control[light.entity_id]


async def test_apply_service(hass):
    """Test adaptive_lighting.apply service."""
    switch, (_, _, light) = await setup_lights_and_switch(hass)
    entity_id = light.entity_id
    assert entity_id not in switch.lights

    def increased_brightness():
        return (light._attr_brightness + 100) % 255

    def increased_color_temp():
        return max(
            (light._attr_color_temp + 100) % light.max_color_temp_kelvin,
            light.min_color_temp_kelvin,
        )

    async def change_light():
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON,
            {
                ATTR_ENTITY_ID: entity_id,
                ATTR_BRIGHTNESS: increased_brightness(),
                ATTR_COLOR_TEMP_KELVIN: increased_color_temp(),
            },
            blocking=True,
        )
        await hass.async_block_till_done()

    async def apply(**kwargs):
        await hass.services.async_call(
            DOMAIN,
            SERVICE_APPLY,
            {
                ATTR_ENTITY_ID: ENTITY_SWITCH,
                CONF_LIGHTS: [entity_id],
                CONF_TURN_ON_LIGHTS: True,
                **kwargs,
            },
            blocking=True,
        )
        await hass.async_block_till_done()

    # Test turn on with defaults
    assert hass.states.get(entity_id).state == STATE_OFF
    await apply()
    assert hass.states.get(entity_id).state == STATE_ON
    await change_light()

    # Test only changing color
    old_state = hass.states.get(entity_id).attributes
    await apply(adapt_color=True, adapt_brightness=False)
    new_state = hass.states.get(entity_id).attributes
    assert old_state[ATTR_BRIGHTNESS] == new_state[ATTR_BRIGHTNESS]
    assert old_state[ATTR_COLOR_TEMP_KELVIN] != new_state[ATTR_COLOR_TEMP_KELVIN]

    # Test only changing brightness
    await change_light()
    old_state = hass.states.get(entity_id).attributes
    await apply(adapt_color=False, adapt_brightness=True)
    new_state = hass.states.get(entity_id).attributes
    assert old_state[ATTR_BRIGHTNESS] != new_state[ATTR_BRIGHTNESS]
    assert old_state[ATTR_COLOR_TEMP_KELVIN] == new_state[ATTR_COLOR_TEMP_KELVIN]


async def test_switch_off_on_off(hass):
    """Test switch rapid off_on_off."""

    async def turn_light(state, **kwargs):
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON if state else SERVICE_TURN_OFF,
            {ATTR_ENTITY_ID: ENTITY_LIGHT_1, **kwargs},
            blocking=True,
        )
        await hass.async_block_till_done()

    async def update():
        await switch._update_attrs_and_maybe_adapt_lights(
            context=switch.create_context("test"),
            transition=0,
        )
        await hass.async_block_till_done()

    switch, _ = await setup_lights_and_switch(hass)

    for turn_light_state_at_end in [True, False]:
        # Turn light on
        await turn_light(True)
        # Turn light off with transition
        await turn_light(False, transition=1)

        assert not switch.manager.manual_control[ENTITY_LIGHT_1]
        # Set state to on after a second (like happens IRL)
        await asyncio.sleep(1e-3)
        hass.states.async_set(ENTITY_LIGHT_1, STATE_ON)
        # Set state to off after a second (like happens IRL)
        await asyncio.sleep(1e-3)
        hass.states.async_set(ENTITY_LIGHT_1, STATE_OFF)

        # Now we test whether the sleep task is there
        assert ENTITY_LIGHT_1 in switch.manager.sleep_tasks
        sleep_task = switch.manager.sleep_tasks[ENTITY_LIGHT_1]
        assert not sleep_task.cancelled()

        # A 'light.turn_on' event should cancel that task
        await turn_light(turn_light_state_at_end)
        await update()
        state = hass.states.get(ENTITY_LIGHT_1).state
        if turn_light_state_at_end:
            assert sleep_task.cancelled()
            assert state == STATE_ON
        else:
            assert state == STATE_OFF


def test_color_difference_redmean():
    """Test color_difference_redmean function."""
    for _ in range(10):
        rgb_1 = (randint(0, 255), randint(0, 255), randint(0, 255))
        rgb_2 = (randint(0, 255), randint(0, 255), randint(0, 255))
        color_difference_redmean(rgb_1, rgb_2)
    color_difference_redmean((0, 0, 0), (255, 255, 255))


def test_attributes_have_changed():
    """Test _attributes_have_changed function."""
    attributes_1 = {
        ATTR_BRIGHTNESS: 1,
        ATTR_RGB_COLOR: (0, 0, 0),
        ATTR_COLOR_TEMP_KELVIN: 100,
    }
    attributes_2 = {
        ATTR_BRIGHTNESS: 100,
        ATTR_RGB_COLOR: (255, 0, 0),
        ATTR_COLOR_TEMP_KELVIN: 300,
    }
    kwargs = {
        "light": "light.test",
        "adapt_brightness": True,
        "adapt_color": True,
        "context": Context(),
    }
    assert not _attributes_have_changed(
        old_attributes=attributes_1,
        new_attributes=attributes_1,
        **kwargs,
    )
    for key, value in attributes_2.items():
        attrs = dict(attributes_1)
        attrs[key] = value
        assert _attributes_have_changed(
            old_attributes=attributes_1,
            new_attributes=attrs,
            **kwargs,
        )
    # Test color mode switches - feature added to detect external changes
    # (e.g., when Hue scenes change light from color_temp to RGB mode)
    # See: https://github.com/basnijholt/adaptive-lighting/issues/1275
    #
    # All mode switches are now detected bidirectionally by checking original
    # attributes BEFORE conversion in _has_color_mode_changed().
    _LOGGER.debug(
        "Test switch from color_temp to rgb_color - should detect mode change",
    )
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 1, ATTR_COLOR_TEMP_KELVIN: 2702},
        new_attributes={ATTR_BRIGHTNESS: 1, ATTR_RGB_COLOR: (255, 166, 87)},
        **kwargs,
    )
    _LOGGER.debug(
        "Test switch from rgb_color to color_temp - should detect mode change",
    )
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 1, ATTR_RGB_COLOR: (255, 166, 87)},
        new_attributes={ATTR_BRIGHTNESS: 1, ATTR_COLOR_TEMP_KELVIN: 2702},
        **kwargs,
    )
    _LOGGER.debug("Test switch from color_temp to color_xy - should detect mode change")
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 1, ATTR_COLOR_TEMP_KELVIN: 2702},
        new_attributes={ATTR_BRIGHTNESS: 1, ATTR_XY_COLOR: (0.526, 0.387)},
        **kwargs,
    )
    _LOGGER.debug("Test switch from color_xy to color_temp - should detect mode change")
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 1, ATTR_XY_COLOR: (0.526, 0.387)},
        new_attributes={ATTR_BRIGHTNESS: 1, ATTR_COLOR_TEMP_KELVIN: 2702},
        **kwargs,
    )


async def test_state_change_handlers(hass):
    """Test AdaptiveLightingManager's EVENT_STATE_CHANGED listener.
    ======================
    Sequence of events:
    1. Transition from sleep mode to normal.
    2. Create simulated transition events for that adapt.
    3. Fire all simulated transition events.
    4. Assert all possible problems that would result.
    Also tests significant changes.
    """
    switch, (light, *_) = await setup_lights_and_switch(hass)
    context = switch.create_context("test")  # needs to be passed to update method

    # [Config options]:
    transition_used = 2
    total_events = 5

    async def set_brightness(val: int):
        # 'Unsafe' set but we know what we're doing.
        hass.states.async_set(
            ENTITY_LIGHT_1,
            "on",
            {ATTR_BRIGHTNESS: val, ATTR_SUPPORTED_FEATURES: 1},
        )
        await hass.async_block_till_done()
        # Call code in AdaptiveLightingManager
        hass.bus.async_fire(
            EVENT_STATE_CHANGED,
            {
                "new_state": {
                    ATTR_ENTITY_ID: ENTITY_LIGHT_1,
                    "state": "on",
                    ATTR_BRIGHTNESS: val,
                },
            },
        )
        await hass.async_block_till_done()

    async def turn_light(state, **kwargs):
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON if state else SERVICE_TURN_OFF,
            {ATTR_ENTITY_ID: ENTITY_LIGHT_1, **kwargs},
            blocking=True,
        )
        await hass.async_block_till_done()

    async def update(force: bool = False):
        await switch._update_attrs_and_maybe_adapt_lights(
            context=context,
            force=force,
            transition=0,
        )
        await hass.async_block_till_done()

    # 1. Adapt to sleep without a transition.
    # Should only be one state change.
    _LOGGER.debug('test_state_change_handling: Turn on "sleep mode"')
    await hass.services.async_call(
        SWITCH_DOMAIN,
        SERVICE_TURN_ON,
        {ATTR_ENTITY_ID: ENTITY_SLEEP_MODE_SWITCH},
        blocking=True,
    )
    await hass.async_block_till_done()
    assert switch.manager.our_last_state_on_change.get(ENTITY_LIGHT_1)
    assert len(switch.manager.our_last_state_on_change[ENTITY_LIGHT_1]) == 1
    assert not switch.manager.transition_timers.get(ENTITY_LIGHT_1)
    last_service_data = deepcopy(switch.manager.last_service_data)
    assert last_service_data.get(ENTITY_LIGHT_1)

    # 2 Adapt from sleep with a 'transition'.
    await switch.sleep_mode_switch.async_turn_off()
    await switch._update_attrs_and_maybe_adapt_lights(
        context=context,
        force=False,
        transition=0,
    )
    await hass.async_block_till_done()
    current_service_data = switch.manager.last_service_data
    assert current_service_data != last_service_data

    for light in switch.lights:
        # current_service_data should have changed after the last update.
        assert current_service_data.get(light)
        assert last_service_data.get(light)
        assert current_service_data[light] != last_service_data[light]

        # Test same context id events.
        current_service_data[light][ATTR_TRANSITION] = transition_used
        hass.bus.async_fire(
            EVENT_STATE_CHANGED,
            {
                ATTR_ENTITY_ID: light,
                "old_state": State(light, "on", attributes=last_service_data),
                "new_state": State(
                    light,
                    "on",
                    attributes=current_service_data,
                    context=context,
                ),
            },
        )
        assert not switch.manager.transition_timers.get(light)

        # 2.3 Refire and overwrite the original state_changed event with our 'transition'
        hass.bus.async_fire(
            EVENT_STATE_CHANGED,
            {
                ATTR_ENTITY_ID: light,
                "old_state": State(light, "on", attributes=last_service_data),
                "new_state": State(
                    light,
                    "on",
                    attributes=current_service_data,
                    # We need to overwrite the old context_id
                    context=switch.create_context("test"),
                ),
            },
        )
        await hass.async_block_till_done()
        # Assert our transition timer was created.
        assert switch.manager.transition_timers.get(light)
        # 2.5 Simulate a transition. There's no other way to do this in the demo.
        events = create_transition_events(
            light=light,
            state=hass.states.get(light),
            last=last_service_data[light],
            current=current_service_data[light],
            total_events=total_events,
        )
        # 3. Fire simulated events for our AdaptiveLightingManager
        for event in events:
            _LOGGER.debug("Test EVENT_STATE_CHANGED listener")
            hass.bus.async_fire(EVENT_STATE_CHANGED, event)
            await hass.async_block_till_done()
            # On real systems HA fires transition state changes every ~3 seconds.
            # asyncio.sleep(3)
    # 4. Assert the transition timer started and everything was filled.
    listener = switch.manager
    assert listener.our_last_state_on_change.get(ENTITY_LIGHT_1)
    assert len(listener.our_last_state_on_change[ENTITY_LIGHT_1]) == total_events
    assert listener.transition_timers.get(ENTITY_LIGHT_1)

    # 5. Execute some checks during a transition
    _LOGGER.debug("Test detect_non_ha_changes:")
    switch._take_over_control = True
    assert switch._take_over_control
    switch._detect_non_ha_changes = True
    assert switch._detect_non_ha_changes
    await asyncio.sleep(transition_used / 3)
    # Ensure the timer still exists
    timer = listener.transition_timers.get(ENTITY_LIGHT_1)
    assert timer
    assert timer.is_running()
    last_service_data = deepcopy(current_service_data)
    await update()
    assert not switch.manager.manual_control[ENTITY_LIGHT_1]
    await update()
    assert not switch.manager.manual_control[ENTITY_LIGHT_1]
    timer = listener.transition_timers.get(ENTITY_LIGHT_1)
    assert timer
    assert timer.is_running()
    # Ensure the light did not adapt during the transition.
    assert last_service_data == current_service_data

    # 6. Assert everything after the transition finishes.
    await asyncio.sleep(transition_used)
    assert listener.our_last_state_on_change.get(ENTITY_LIGHT_1)
    assert len(listener.our_last_state_on_change[ENTITY_LIGHT_1]) == total_events
    # Timer should be done and reset now.
    # This is the assert that I can't fix.
    timer = listener.transition_timers.get(ENTITY_LIGHT_1)
    assert not timer or not timer.is_running()

    # build last service data
    await update(force=False)

    # force=True should not reset manual control.
    await turn_light(True, brightness=40)
    await turn_light(True, brightness=20)
    await update(force=False)
    assert switch.manager.manual_control[ENTITY_LIGHT_1]
    await update(force=True)
    assert switch.manager.manual_control[ENTITY_LIGHT_1]

    # turn light off then on should reset manual control.
    await turn_light(False)
    await turn_light(True)
    assert not switch.manager.manual_control[ENTITY_LIGHT_1]

    await turn_light(True, brightness=50)
    _LOGGER.debug("Test: Brightness set to %s", 50)

    # On next update ENTITY_LIGHT_1 should be marked as manually controlled
    await update(force=False)
    assert switch.manager.last_service_data.get(ENTITY_LIGHT_1) is not None
    assert switch.manager.our_last_state_on_change.get(ENTITY_LIGHT_1) is not None
    assert switch.manager.manual_control[ENTITY_LIGHT_1]


def test_is_our_context():
    """Test is_our_context function."""
    context = create_context(DOMAIN, "test", 0)
    assert is_our_context(context)
    assert not is_our_context(None)
    assert not is_our_context(Context())


async def test_unload_switch(hass):
    """Test removing Adaptive Lighting."""
    entry, _ = await setup_switch(hass, {})
    assert await hass.config_entries.async_unload(entry.entry_id)
    await hass.async_block_till_done()
    assert DOMAIN not in hass.data


@pytest.mark.parametrize("state", [STATE_ON, STATE_OFF, None])
async def test_restore_off_state(hass, state):
    """Test that the 'off' and 'on' states are propoperly restored."""
    with patch(
        "homeassistant.helpers.restore_state.RestoreEntity.async_get_last_state",
        return_value=State(ENTITY_SWITCH, state) if state is not None else None,
    ):
        await hass.async_start()
        await hass.async_block_till_done()
        _, switch = await setup_switch(hass, {})
        if state == STATE_ON:
            assert switch.is_on
        elif state == STATE_OFF:
            assert not switch.is_on
        elif state is None:
            assert switch.is_on

        for _switch, initial_state in [
            (switch.sleep_mode_switch, False),
            (switch.adapt_brightness_switch, True),
            (switch.adapt_color_switch, True),
        ]:
            if state == STATE_ON:
                assert _switch.is_on
            elif state == STATE_OFF:
                assert not _switch.is_on
            elif state is None:
                if initial_state:
                    assert _switch.is_on
                else:
                    assert not _switch.is_on


async def test_offset_too_large(hass):
    """Test that update fails when the sunrise offset is too large.

    A 12-hour offset causes sun events to be out of order (e.g., sunrise after sunset),
    which makes the adaptive lighting algorithm fail with a ValueError.
    """
    _, switch = await setup_switch(hass, {CONF_SUNRISE_OFFSET: 3600 * 12})
    with pytest.raises(ValueError, match="sun events.*not in the expected order"):
        await switch._update_attrs_and_maybe_adapt_lights(
            context=switch.create_context("test"),
        )
    await hass.async_block_till_done()


async def test_turn_on_and_off_when_already_at_that_state(hass):
    """Test 'switch.turn_on/off' when switch is on/off."""
    _, switch = await setup_switch(hass, {})

    await switch.async_turn_on()
    await hass.async_block_till_done()
    await switch.async_turn_on()
    await hass.async_block_till_done()

    await switch.async_turn_off()
    await hass.async_block_till_done()
    await switch.async_turn_off()
    await hass.async_block_till_done()


async def test_async_update_at_interval_action(hass):
    """Test '_async_update_at_interval_action' method."""
    _, switch = await setup_switch(hass, {})
    await switch._async_update_at_interval_action()


@pytest.mark.parametrize("separate_turn_on_commands", (True, False))
async def test_separate_turn_on_commands(hass, separate_turn_on_commands):
    """Test 'separate_turn_on_commands' argument."""
    switch, (light, *_) = await setup_lights_and_switch(
        hass,
        {CONF_SEPARATE_TURN_ON_COMMANDS: separate_turn_on_commands},
    )
    # We just turn sleep mode on and off which should change the
    # brightness and color. We don't test whether the number are exactly
    # what we expect because we do this in other tests already, we merely
    # check whether the brightness and color_temp change.
    context = switch.create_context("test")  # needs to be passed to update method
    brightness = light.brightness
    color_temp = light.color_temp
    await switch.sleep_mode_switch.async_turn_on()
    await switch._update_attrs_and_maybe_adapt_lights(context=context)
    await hass.async_block_till_done()

    # TODO: figure out why `light.brightness` is not updating
    attrs = hass.states.get(light.entity_id).attributes
    sleep_brightness = attrs["brightness"]
    sleep_color_temp = attrs["color_temp"]

    assert sleep_brightness != brightness
    assert sleep_color_temp != color_temp

    await switch.sleep_mode_switch.async_turn_off()
    await switch._update_attrs_and_maybe_adapt_lights(context=context)
    await hass.async_block_till_done()

    attrs = hass.states.get(light.entity_id).attributes
    brightness = attrs["brightness"]
    color_temp = attrs["color_temp"]

    assert sleep_brightness != brightness
    assert sleep_color_temp != color_temp


# Vendored in this function as it was broken
# https://github.com/home-assistant/core/pull/112150 (my PR and reported issue)
# Then removed: https://github.com/home-assistant/core/pull/112172
# Then re-added: https://github.com/home-assistant/core/pull/113453
# This version is no longer the same as the one in HA because of the many changes
# that have been made in 2024.
def mock_area_registry(
    hass: HomeAssistant,
) -> ar.AreaRegistry:
    """Mock the Area Registry."""
    registry = ar.AreaRegistry(hass)
    registry._area_data = {}
    area_kwargs = {
        "name": "Test Area",
        "normalized_name": "test-area",
        "id": "test-area",
        "picture": None,
    }
    year, month = (int(x) for x in ha_version.split(".")[:2])
    dt = datetime.date(year, month, 1)
    if dt >= datetime.date(2023, 1, 1):
        area_kwargs["aliases"] = {}
    if dt >= datetime.date(2024, 2, 1):
        area_kwargs["icon"] = None
    if dt >= datetime.date(2024, 3, 1):
        area_kwargs["floor_id"] = "test-floor"
    if dt >= datetime.date(2024, 11, 1):
        area_kwargs.pop("normalized_name")
    if dt >= datetime.date(2025, 2, 1):
        area_kwargs["humidity_entity_id"] = None
        area_kwargs["temperature_entity_id"] = None

    # This mess... 🤯
    if dt >= datetime.date(2024, 2, 1) and dt != datetime.date(2024, 4, 1):
        # 2024.4 removed AreaRegistryItems and then added it back in 2024.5:
        # https://github.com/home-assistant/core/pull/114777
        registry.areas = ar.AreaRegistryItems()
    elif dt == datetime.date(2024, 4, 1):
        from homeassistant.helpers.normalized_name_base_registry import (
            NormalizedNameBaseRegistryItems,
        )

        registry.areas = NormalizedNameBaseRegistryItems()
    else:
        registry.areas = OrderedDict()

    area = ar.AreaEntry(**area_kwargs)
    registry.areas[area.id] = area
    hass.data[ar.DATA_REGISTRY] = registry
    return registry


async def test_light_switch_in_specific_area(hass):
    switch, (light, *_) = await setup_lights_and_switch(hass)

    mock_area_registry(hass)

    entity = entity_registry.async_get(hass).async_get_or_create(
        LIGHT_DOMAIN,
        "template",
        light.unique_id,
    )
    entity = entity_registry.async_get(hass).async_update_entity(
        entity.entity_id,
        area_id="test-area",
    )
    _LOGGER.debug("test-area entity: %s", entity)
    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TURN_ON,
        {ATTR_AREA_ID: entity.area_id},
        blocking=True,
    )
    await hass.async_block_till_done()
    assert light.entity_id in switch.manager.last_service_data
    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TURN_OFF,
        {ATTR_AREA_ID: entity.area_id},
        blocking=True,
    )
    await hass.async_block_till_done()

    _LOGGER.debug(
        "switch.manager.last_service_data: %s",
        switch.manager.last_service_data,
    )
    assert light.entity_id not in switch.manager.last_service_data


async def test_change_switch_settings_service(hass):
    """Test adaptive_lighting.change_switch_settings service."""
    switch, (_, _, light) = await setup_lights_and_switch(hass)
    entity_id = light.entity_id
    assert entity_id not in switch.lights

    async def change_switch_settings(**kwargs):
        await hass.services.async_call(
            DOMAIN,
            SERVICE_CHANGE_SWITCH_SETTINGS,
            {
                ATTR_ENTITY_ID: ENTITY_SWITCH,
                **kwargs,
            },
            blocking=True,
        )
        await hass.async_block_till_done()

    # Test changing sunrise offset
    assert switch._sun_light_settings.sunrise_offset.total_seconds() == 0
    await change_switch_settings(**{CONF_SUNRISE_OFFSET: 10})
    assert switch._sun_light_settings.sunrise_offset.total_seconds() == 10

    # Test changing max brightness
    assert switch._sun_light_settings.max_brightness == 100
    await change_switch_settings(**{CONF_MAX_BRIGHTNESS: 50})
    assert switch._sun_light_settings.max_brightness == 50

    # Test changing to illegal max brightness
    with pytest.raises(
        voluptuous.error.MultipleInvalid,
        match="value must be at most 100 for dictionary",
    ):
        await change_switch_settings(**{CONF_MAX_BRIGHTNESS: 5000})

    # Change CONF_MIN_COLOR_TEMP, the factory default is 2000, but setup_lights_and_switch
    # sets it to 2500
    assert switch._sun_light_settings.min_color_temp == 2500

    # testing with "factory" should change it to 2000
    await change_switch_settings(**{CONF_USE_DEFAULTS: "factory"})
    assert switch._sun_light_settings.min_color_temp == 2000

    # testing with "current" should not change things
    await change_switch_settings(**{CONF_USE_DEFAULTS: "current"})
    assert switch._sun_light_settings.min_color_temp == 2000

    # testing with "configuration" and setting a new value
    await change_switch_settings(
        **{CONF_USE_DEFAULTS: "configuration", CONF_MIN_COLOR_TEMP: 3000},
    )
    assert switch._sun_light_settings.min_color_temp == 3000

    # testing with "configuration" should revert back to 2500
    await change_switch_settings(**{CONF_USE_DEFAULTS: "configuration"})
    assert switch._sun_light_settings.min_color_temp == 2500


async def test_cancellable_service_calls_task(hass):
    """Test the creation and execution of the task that wraps adaptation service calls."""
    (light, *_) = await setup_lights(hass)
    _, switch = await setup_switch(hass, {CONF_SEPARATE_TURN_ON_COMMANDS: True})
    context = switch.create_context("test")

    assert switch.manager.adaptation_tasks_color.get(light.entity_id) is None

    service_data = {
        ATTR_BRIGHTNESS: 10,
        ATTR_COLOR_TEMP_KELVIN: 10,
        ATTR_ENTITY_ID: light.entity_id,
    }
    adaptation_data = AdaptationData(
        light.entity_id,
        context,
        0,
        _create_service_call_data_iterator(hass, [service_data], False),
        force=False,
        max_length=1,
        which="both",
    )
    await switch.execute_cancellable_adaptation_calls(adaptation_data)

    task = switch.manager.adaptation_tasks_brightness.get(light.entity_id)
    task2 = switch.manager.adaptation_tasks_color.get(light.entity_id)
    assert task is task2
    assert task is not None
    assert task.done()


async def test_service_calls_task_cancellation(hass):
    """Tests if the task that wraps ongoing adaptation service calls gets cancelled."""
    _, switch = await setup_switch(hass, {})
    entity_id = "test_id"

    task = asyncio.ensure_future(asyncio.sleep(1))
    switch.manager.adaptation_tasks_brightness[entity_id] = task

    switch.manager.cancel_ongoing_adaptation_calls(entity_id)

    with contextlib.suppress(asyncio.CancelledError):
        await task

    assert task.cancelled()


async def _turn_on_and_track_event_contexts(
    hass: HomeAssistant,
    context_id: str,
    entity_id,
    return_full_events: bool = False,
):
    context = Context(id=context_id)
    event_context_ids = []
    events = []

    async def turn_on_off_event_listener(event: Event) -> None:
        event_context_ids.append(event.context.id)
        events.append(event)

    hass.bus.async_listen(EVENT_CALL_SERVICE, turn_on_off_event_listener)

    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TURN_ON,
        {ATTR_ENTITY_ID: entity_id},
        blocking=True,
        context=context,
    )
    await hass.async_block_till_done()
    if return_full_events:
        return events
    return event_context_ids


def _mock_sun_light_settings(switch: AdaptiveSwitch, settings: dict[str, Any]):
    sun_light_settings_mock = Mock()
    sun_light_settings_mock.get_settings = Mock(return_value=settings)
    switch._sun_light_settings = sun_light_settings_mock


async def test_proactive_adaptation(hass):
    """Validate that a proactive adaptation updates the original service call."""
    switch, _ = await setup_lights_and_switch(hass, {CONF_INTERCEPT: True}, True)

    _mock_sun_light_settings(
        switch,
        {
            ATTR_BRIGHTNESS_PCT: 67,
            ATTR_COLOR_TEMP_KELVIN: 3448,
            "force_rgb_color": False,
        },
    )

    event_context_ids = await _turn_on_and_track_event_contexts(
        hass,
        "test_context",
        ENTITY_LIGHT_3,
    )

    # Expect a single service call
    assert len(event_context_ids) == 1
    assert event_context_ids == ["test_context"]

    # Expect adapted light state
    state = hass.states.get(ENTITY_LIGHT_3)
    # Sun light settings use %, state only contains absolute
    assert state.attributes[ATTR_BRIGHTNESS] == 171  # == 67%
    assert state.attributes[ATTR_COLOR_TEMP_KELVIN] == 3448


async def test_proactive_adaptation_with_separate_commands(hass):
    """Validate that a split proactive adaptation yields one additional service call."""
    switch, _ = await setup_lights_and_switch(
        hass,
        {
            CONF_INTERCEPT: True,
            CONF_SEPARATE_TURN_ON_COMMANDS: True,
        },
        True,
    )

    _mock_sun_light_settings(
        switch,
        {
            ATTR_BRIGHTNESS_PCT: 67,
            ATTR_COLOR_TEMP_KELVIN: 3448,
            "force_rgb_color": False,
        },
    )

    events = await _turn_on_and_track_event_contexts(
        hass,
        "test_context",
        ENTITY_LIGHT_3,
        return_full_events=True,
    )
    # Wait for all adaptation tasks to complete
    await asyncio.gather(*switch.manager.adaptation_tasks)
    await hass.async_block_till_done()
    event_context_ids = [event.context.id for event in events]

    # Expect two service calls
    assert len(event_context_ids) == 2, event_context_ids
    assert event_context_ids[0] == "test_context"
    assert is_our_context_id(event_context_ids[1])

    # Expect adapted light state
    state = hass.states.get(ENTITY_LIGHT_3)
    assert state.attributes[ATTR_BRIGHTNESS] == 171
    assert state.attributes[ATTR_COLOR_TEMP_KELVIN] == 3448


async def test_proactive_adaptation_toggle(hass):
    """Validate that a proactive adaptation updates service calls which toggle a light on,
    but not those which toggle off.

    This test is based on the fact that contexts of proactive adaptations are recorded.
    """
    switch, _ = await setup_lights_and_switch(hass, {CONF_INTERCEPT: True}, True)

    # Toggle ON
    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TOGGLE,
        {ATTR_ENTITY_ID: ENTITY_LIGHT_3},
        blocking=True,
        context=Context(id="test1"),
    )

    assert switch.manager.is_proactively_adapting("test1")

    # Toggle OFF
    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TOGGLE,
        {ATTR_ENTITY_ID: ENTITY_LIGHT_3},
        blocking=True,
        context=Context(id="test2"),
    )

    assert not switch.manager.is_proactively_adapting("test2")


async def test_proactive_adaptation_transition_override(hass):
    """Validate that transitions in service calls are preferred over the default transition."""
    switch, (_, _, light3) = await setup_lights_and_switch(
        hass,
        {
            CONF_INTERCEPT: True,
            CONF_INITIAL_TRANSITION: 123,
        },
        True,
    )
    with patch.object(
        light3,
        "async_turn_on",
        wraps=light3.async_turn_on,
    ) as patched_async_turn_on:
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON,
            {ATTR_ENTITY_ID: ENTITY_LIGHT_3},
            blocking=True,
        )

        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON,
            {ATTR_ENTITY_ID: ENTITY_LIGHT_3, ATTR_TRANSITION: 456},
            blocking=True,
        )
        await hass.async_block_till_done()

    # Assert that default is used when no transition is specified in service call
    assert patched_async_turn_on.call_args_list, patched_async_turn_on.call_args_list
    kwargs = patched_async_turn_on.call_args_list[0].kwargs
    assert set({ATTR_TRANSITION: 123}.items()).issubset(kwargs.items())

    # Assert that specified service call transition takes precedence over default
    kwargs = patched_async_turn_on.call_args_list[1].kwargs
    assert set({ATTR_TRANSITION: 456}.items()).issubset(kwargs.items())

    # Cleanup
    switch.manager.cancel_ongoing_adaptation_calls(ENTITY_LIGHT_3)


async def setup_proactive_multiple_lights_two_switches(hass):
    await setup_lights(hass)
    # Setup switches
    lights = [
        ENTITY_LIGHT_1,
        ENTITY_LIGHT_2,
        ENTITY_LIGHT_3,
    ]
    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TURN_OFF,
        {ATTR_ENTITY_ID: lights},
        blocking=True,
    )
    defaults = {
        CONF_SUNRISE_TIME: datetime.time(SUNRISE.hour),
        CONF_SUNSET_TIME: datetime.time(SUNSET.hour),
        CONF_INITIAL_TRANSITION: 0,
        CONF_TRANSITION: 0,
        CONF_DETECT_NON_HA_CHANGES: True,
        CONF_PREFER_RGB_COLOR: False,
        CONF_MIN_COLOR_TEMP: 2500,  # to not coincide with sleep_color_temp}
        CONF_INTERCEPT: True,
    }
    _, switch1 = await setup_switch(
        hass,
        {CONF_NAME: "switch1", CONF_LIGHTS: [ENTITY_LIGHT_1], **defaults},
    )
    _, switch2 = await setup_switch(
        hass,
        {CONF_NAME: "switch2", CONF_LIGHTS: [ENTITY_LIGHT_2], **defaults},
    )
    assert hass.states.get(switch1.entity_id).state == STATE_ON
    assert hass.states.get(switch2.entity_id).state == STATE_ON
    assert all(hass.states.get(light).state == STATE_OFF for light in lights)
    return lights, switch1, switch2


async def test_proactive_multiple_lights_all_at_once(hass):
    """Create switch and demo lights."""
    lights, switch1, switch2 = await setup_proactive_multiple_lights_two_switches(hass)
    _LOGGER.debug("Start test_proactive_multiple_lights_all_at_once")
    # Setup demo lights and turn on
    events = await _turn_on_and_track_event_contexts(
        hass,
        "test1",
        lights,
        return_full_events=True,
    )
    assert len(events) == 3, events

    # Original turn_on call that is intercepted
    assert events[0].context.id == "test1"
    assert events[0].data["service_data"][ATTR_ENTITY_ID] == lights

    # The `has_intercepted` path
    assert events[1].data["service_data"][ATTR_ENTITY_ID] == ENTITY_LIGHT_2
    assert ":ntrc:" in events[1].context.id

    # The skipped lights, the one not in a switch
    assert events[2].data["service_data"][ATTR_ENTITY_ID] == [ENTITY_LIGHT_3]
    assert ":skpp:" in events[2].context.id

    assert switch1.manager.is_proactively_adapting("test1")
    assert switch2.manager.is_proactively_adapting("test1")

    await hass.async_block_till_done()

    assert all(hass.states.get(light).state == STATE_ON for light in lights)

    # Turn on second time even though already on
    events = await _turn_on_and_track_event_contexts(
        hass,
        "test2",
        lights,
        return_full_events=True,
    )
    assert len(events) == 1, events
    assert events[0].context.id == "test2"


async def test_proactive_multiple_lights_turn_on_non_managed_light(hass):
    """Create switch and demo lights."""
    lights, switch1, switch2 = await setup_proactive_multiple_lights_two_switches(hass)
    turn_ons = await _turn_on_and_track_event_contexts(hass, "test1", lights)
    assert len(turn_ons) == 3, turn_ons
    await hass.async_block_till_done()
    assert all(hass.states.get(light).state == STATE_ON for light in lights)

    # Turn off ENTITY_LIGHT_3 (which is not in a switch), leaving the other two on
    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TURN_OFF,
        {ATTR_ENTITY_ID: ENTITY_LIGHT_3},
        blocking=True,
        context=Context(id="test2"),
    )

    # Now turn on all lights again, which means the code gets to "if skipped: if not has_intercepted:"
    turn_ons = await _turn_on_and_track_event_contexts(hass, "test2", ENTITY_LIGHT_3)
    assert len(turn_ons) == 1, turn_ons


async def test_proactive_multiple_lights_turn_on_managed_lights_only(hass):
    """Create switch and demo lights."""
    lights, switch1, switch2 = await setup_proactive_multiple_lights_two_switches(hass)
    _LOGGER.debug("Start test_proactive_multiple_lights_all_at_once")
    # Setup demo lights and turn on
    events = await _turn_on_and_track_event_contexts(
        hass,
        "test1",
        lights[:-1],
        return_full_events=True,
    )
    assert len(events) == 2, events

    # Original turn_on call that is intercepted
    assert events[0].context.id == "test1"
    assert events[0].data["service_data"][ATTR_ENTITY_ID] == lights[:-1]

    # The `has_intercepted` path
    assert events[1].data["service_data"][ATTR_ENTITY_ID] == ENTITY_LIGHT_2
    assert ":ntrc:" in events[1].context.id
    assert ATTR_BRIGHTNESS in events[1].data["service_data"]


async def test_proactive_multiple_lights_one_switch_and_one_skipped(hass):
    """Create switch and demo lights."""
    lights, switch1, switch2 = await setup_proactive_multiple_lights_two_switches(hass)
    two_lights = [lights[0], lights[-1]]
    _LOGGER.debug("Start test_proactive_multiple_lights_all_at_once")
    # Setup demo lights and turn on
    events = await _turn_on_and_track_event_contexts(
        hass,
        "test1",
        two_lights,
        return_full_events=True,
    )
    assert len(events) == 2, events

    # Original turn_on call that is intercepted
    assert events[0].context.id == "test1"
    assert events[0].data["service_data"][ATTR_ENTITY_ID] == two_lights

    # The skipped lights, the one not in a switch
    assert events[1].data["service_data"][ATTR_ENTITY_ID] == [ENTITY_LIGHT_3]
    assert ":skpp:" in events[1].context.id

    assert switch1.manager.is_proactively_adapting("test1")
    assert switch2.manager.is_proactively_adapting("test1")

    await hass.async_block_till_done()

    assert all(hass.states.get(light).state == STATE_ON for light in two_lights)


async def test_two_switches_for_single_light(hass):
    """Test the case where someone has two switches for a single light.

    One switch for brightness and another for color.
    """
    extra_conf = {CONF_INTERCEPT: True}
    switch1, (light1, *_) = await setup_lights_and_switch(
        hass,
        extra_conf | {CONF_NAME: "switch1"},
        all_lights=True,
    )
    switch2, (light2, *_) = await setup_lights_and_switch(
        hass,
        extra_conf | {CONF_NAME: "switch2"},
        all_lights=True,
    )
    assert light1.entity_id == light2.entity_id

    # One switch controls brightness the other color
    await switch1.adapt_color_switch.async_turn_off()
    await switch2.adapt_brightness_switch.async_turn_off()

    assert switch1.adapt_brightness_switch.is_on
    assert switch2.adapt_color_switch.is_on

    async def turn_light(state, **kwargs):
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON if state else SERVICE_TURN_OFF,
            {ATTR_ENTITY_ID: ENTITY_LIGHT_1, **kwargs},
            blocking=True,
        )
        await hass.async_block_till_done()
        _LOGGER.debug("Turn light %s, to %s", state, kwargs)

    def increased_brightness():
        return (light1._attr_brightness + 100) % 255

    def increased_color_temp():
        return max(
            (light1._attr_color_temp + 100) % light1.max_color_temp_kelvin,
            light1.min_color_temp_kelvin,
        )

    assert light1.is_on
    await turn_light(True, brightness=increased_brightness())
    await turn_light(True, color_temp=increased_color_temp())

    attrs = hass.states.get(light1.entity_id).attributes
    before_brightness = attrs[ATTR_BRIGHTNESS]
    before_color_temp = attrs[ATTR_COLOR_TEMP_KELVIN]

    # Turn off "light1"
    await turn_light(False)

    # Turn on "light1"
    await turn_light(True)

    # Assert that the brightness and color temp have changed
    attrs = hass.states.get(light1.entity_id).attributes
    after_brightness = attrs[ATTR_BRIGHTNESS]
    after_color_temp = attrs[ATTR_COLOR_TEMP_KELVIN]
    assert before_brightness != after_brightness
    assert before_color_temp != after_color_temp


async def test_adapt_until_sleep_and_rgb_colors(hass):
    """Test setting up the Adaptive Lighting switches with different timezones.

    Also test the (sleep) brightness and color temperature settings.
    """
    lat, long, timezone = (32.87336, -117.22743, "US/Pacific")
    await async_process_ha_core_config(
        hass,
        {"latitude": lat, "longitude": long, "time_zone": timezone, "country": "US"},
    )
    switch, lights = await setup_lights_and_switch(
        hass,
        {
            CONF_SUNRISE_TIME: datetime.time(SUNRISE.hour),
            CONF_SUNSET_TIME: datetime.time(SUNSET.hour),
            CONF_ADAPT_UNTIL_SLEEP: True,
            CONF_SLEEP_RGB_OR_COLOR_TEMP: "rgb_color",
        },
    )

    context = switch.create_context("test")  # needs to be passed to update method
    min_color_temp = switch._sun_light_settings.min_color_temp

    sunset = SUNSET.replace(tzinfo=dt_util.DEFAULT_TIME_ZONE).astimezone(dt_util.UTC)
    before_sunset = sunset - datetime.timedelta(hours=1)
    after_sunset = sunset + datetime.timedelta(hours=1)
    sunrise = SUNRISE.replace(tzinfo=dt_util.DEFAULT_TIME_ZONE).astimezone(dt_util.UTC)
    before_sunrise = sunrise - datetime.timedelta(hours=1)
    after_sunrise = sunrise + datetime.timedelta(hours=1)

    async def patch_time_and_update(time):
        with patch(
            "homeassistant.components.adaptive_lighting.color_and_brightness.utcnow",
            return_value=time,
        ):
            await switch._update_attrs_and_maybe_adapt_lights(context=context)
            await hass.async_block_till_done()

    # At sunset the brightness should be max and color_temp at the smallest value
    await patch_time_and_update(sunset)
    assert not switch._settings["force_rgb_color"]
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] == min_color_temp

    # One hour before sunset the brightness should be max and color_temp
    # not at the smallest value yet.
    await patch_time_and_update(before_sunset)
    assert not switch._settings["force_rgb_color"]
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] > min_color_temp
    assert "color_temp_kelvin" in switch.manager.last_service_data[ENTITY_LIGHT_1]

    # One hour after sunset the brightness should be down and use RGB
    await patch_time_and_update(after_sunset)
    assert switch._settings["force_rgb_color"]
    assert switch._settings[ATTR_BRIGHTNESS_PCT] < DEFAULT_MAX_BRIGHTNESS
    assert "rgb_color" in switch.manager.last_service_data[ENTITY_LIGHT_1]

    # At sunrise the brightness should be max and use Kelvin
    await patch_time_and_update(sunrise)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] == min_color_temp
    assert "color_temp_kelvin" in switch.manager.last_service_data[ENTITY_LIGHT_1]

    # One hour before sunrise the brightness should smaller than max
    # and use RGB
    await patch_time_and_update(before_sunrise)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] < DEFAULT_MAX_BRIGHTNESS
    assert "rgb_color" in switch.manager.last_service_data[ENTITY_LIGHT_1]

    # One hour after sunrise the brightness should be up and it should use Kelvin
    await patch_time_and_update(after_sunrise)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_MAX_BRIGHTNESS
    assert switch._settings["color_temp_kelvin"] > min_color_temp
    assert "color_temp_kelvin" in switch.manager.last_service_data[ENTITY_LIGHT_1]

    # Turn on sleep mode which make the brightness and color_temp
    # deterministic regardless of the time
    await switch.sleep_mode_switch.async_turn_on()
    await switch._update_attrs_and_maybe_adapt_lights(context=context)
    assert switch._settings[ATTR_BRIGHTNESS_PCT] == DEFAULT_SLEEP_BRIGHTNESS
    assert switch._settings["rgb_color"] == DEFAULT_SLEEP_RGB_COLOR


def test_lerp_color_hsv():
    assert lerp_color_hsv((255, 0, 0), (0, 255, 0), 0) == (255, 0, 0)
    assert lerp_color_hsv((255, 0, 0), (0, 255, 0), 1) == (0, 255, 0)
    assert lerp_color_hsv((255, 0, 0), (0, 255, 0), 0.5) == (255, 255, 0)
    assert lerp_color_hsv((0, 0, 255), (255, 255, 255), 0.5) == (128, 255, 128)

    # Tests that the interpolation is consistent
    for t in [0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1]:
        color = lerp_color_hsv((255, 0, 0), (0, 255, 0), t)
        inverted_color = lerp_color_hsv((0, 255, 0), (255, 0, 0), 1 - t)
        assert color == inverted_color

    with pytest.raises(AssertionError):
        lerp_color_hsv((255, 0, 0), (0, 255, 0), 1.1)


@pytest.mark.parametrize("proactive_service_call_adaptation", [True, False])
@pytest.mark.parametrize("take_over_control", [True, False])
@pytest.mark.parametrize("multi_light_intercept", [True, False])
async def test_light_group(
    hass,
    proactive_service_call_adaptation,
    take_over_control,
    multi_light_intercept,
    cleanup,
):
    lights = await setup_lights(hass, with_group=True)
    all_entity_ids = [light.entity_id for light in lights]
    entity_ids = all_entity_ids[:3]  # the last two are in the group
    entity_ids.append("light.light_group")
    _, switch = await setup_switch(
        hass,
        {
            CONF_LIGHTS: entity_ids,
            CONF_INTERCEPT: proactive_service_call_adaptation,
            CONF_TAKE_OVER_CONTROL: take_over_control,
            CONF_MULTI_LIGHT_INTERCEPT: multi_light_intercept,
        },
    )
    await hass.async_block_till_done()
    assert switch.is_on
    assert all(eid in switch.lights for eid in all_entity_ids)

    # Set the brightness of the group twice, once to turn it on and once to
    # trigger manual control
    for _ in range(2):
        await hass.services.async_call(
            LIGHT_DOMAIN,
            SERVICE_TURN_ON,
            {ATTR_ENTITY_ID: "light.light_group", ATTR_BRIGHTNESS_PCT: 50},
            blocking=True,
        )
        await hass.async_block_till_done()

    await switch._update_attrs_and_maybe_adapt_lights(
        context=switch.create_context("test"),
    )
    await hass.async_block_till_done()

    if take_over_control:
        assert switch.manager.manual_control["light.light_4"]
        assert switch.manager.manual_control["light.light_5"]
    else:
        assert not switch.manager.manual_control["light.light_4"]
        assert not switch.manager.manual_control["light.light_5"]

    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TURN_OFF,
        {ATTR_ENTITY_ID: "light.light_group"},
        blocking=True,
    )
    await hass.async_block_till_done()

    assert not switch.manager.manual_control["light.light_4"]
    assert not switch.manager.manual_control["light.light_5"]
    events = await _turn_on_and_track_event_contexts(
        hass,
        "testing",
        "light.light_group",
        return_full_events=True,
    )
    if proactive_service_call_adaptation and multi_light_intercept:
        await asyncio.gather(*switch.manager.adaptation_tasks)
        # Both lights should be adapted via interception, so with the original context
        # [
        #     "testing",  # original call light 4
        #     "testing",  # original call light 5
        # ]

        assert events[0].data["service_data"][ATTR_ENTITY_ID] == "light.light_group"
        assert events[0].context.id == "testing"
        assert events[1].data["service_data"][ATTR_ENTITY_ID] == [
            "light.light_4",
            "light.light_5",
        ]
        assert events[1].context.id == "testing"
    else:
        assert events[0].data["service_data"][ATTR_ENTITY_ID] == "light.light_group"
        assert events[0].context.id == "testing"
        assert events[1].data["service_data"][ATTR_ENTITY_ID] == [
            "light.light_4",
            "light.light_5",
        ]
        assert events[1].context.id == "testing"
        e1 = events[2].data["service_data"][ATTR_ENTITY_ID]
        e2 = events[3].data["service_data"][ATTR_ENTITY_ID]
        assert (e1 == "light.light_4" and e2 == "light.light_5") or (
            e1 == "light.light_5" and e2 == "light.light_4"
        )
        assert ":lght:" in events[2].context.id
        assert ":lght:" in events[3].context.id
        assert len(events) == 4
        assert not switch.manager.is_proactively_adapting(events[0].context.id)
        assert not switch.manager.is_proactively_adapting(events[1].context.id)

    # Turn off all lights, and then turn on all lights
    await hass.services.async_call(
        LIGHT_DOMAIN,
        SERVICE_TURN_OFF,
        {ATTR_ENTITY_ID: all_entity_ids},
        blocking=True,
    )
    await hass.async_block_till_done()

    # This turns on light_1, light_2, light_3, light_group (which is light_4 and light_5)
    # This should result in the intercepted adaptation of light_1, light_2, light_3
    # and skip the light_group first. Then on a second light.turn_on where the
    # light_group is expanded, with a :skpp: context_id, this goes trhough another iteration,
    # and then the light_group is adapted.
    events = await _turn_on_and_track_event_contexts(
        hass,
        "testing",
        entity_ids,
        return_full_events=True,
    )
    if proactive_service_call_adaptation and multi_light_intercept:
        await asyncio.gather(*switch.manager.adaptation_tasks)
        # Original call
        assert events[0].data["service_data"][ATTR_ENTITY_ID] == [
            "light.light_1",
            "light.light_2",
            "light.light_3",
            "light.light_group",
        ]
        assert events[0].context.id == "testing"
        # Skipped call with light_group
        assert events[1].data["service_data"][ATTR_ENTITY_ID] == ["light.light_group"]
        assert ":skpp:" in events[1].context.id
        # HA automatically forwarded call with light_group expanded with same context
        assert events[2].data["service_data"][ATTR_ENTITY_ID] == [
            "light.light_4",
            "light.light_5",
        ]
        assert ":skpp:" in events[2].context.id
        assert len(events) == 3


@pytest.mark.parametrize("brightness_mode", ["linear", "tanh"])
@pytest.mark.parametrize(("dark", "light"), ([900, 1800], [1800, 900], [1800, 1800]))
async def test_brightness_mode(hass, brightness_mode, dark, light):
    """Test brightness mode.

    We are not testing the "default" mode because that is tested in all other tests.
    """
    is_symmetric = dark == light
    _, switch = await setup_switch(
        hass,
        {
            CONF_SUNRISE_TIME: datetime.time(SUNRISE.hour),
            CONF_SUNSET_TIME: datetime.time(SUNSET.hour),
            CONF_BRIGHTNESS_MODE: brightness_mode,
            CONF_BRIGHTNESS_MODE_TIME_DARK: datetime.timedelta(seconds=dark),
            CONF_BRIGHTNESS_MODE_TIME_LIGHT: datetime.timedelta(seconds=light),
        },
    )

    context = switch.create_context("test")  # needs to be passed to update method
    min_brightness = switch._sun_light_settings.min_brightness
    max_brightness = switch._sun_light_settings.max_brightness
    brightness_range = max_brightness - min_brightness
    brightness_event = min_brightness + brightness_range / 2
    dark = switch._sun_light_settings.brightness_mode_time_dark
    light = switch._sun_light_settings.brightness_mode_time_light

    sunset = SUNSET.replace(tzinfo=dt_util.DEFAULT_TIME_ZONE).astimezone(dt_util.UTC)
    before_sunset = sunset - light
    after_sunset = sunset + dark
    sunrise = SUNRISE.replace(tzinfo=dt_util.DEFAULT_TIME_ZONE).astimezone(dt_util.UTC)
    before_sunrise = sunrise - dark
    after_sunrise = sunrise + light

    light_brightness = (
        max_brightness
        if brightness_mode == "linear"
        else 0.95 * brightness_range + min_brightness
    )
    dark_brightness = (
        min_brightness
        if brightness_mode == "linear"
        else 0.05 * brightness_range + min_brightness
    )

    def is_approx_equal(a, b):
        return abs(a - b) < 0.01

    async def patch_time_and_update(time):
        with patch(
            "homeassistant.components.adaptive_lighting.color_and_brightness.utcnow",
            return_value=time,
        ):
            await switch._update_attrs_and_maybe_adapt_lights(context=context)
            await hass.async_block_till_done()

    if is_symmetric:
        # At sunset the brightness should be 50%
        await patch_time_and_update(sunset)
        assert is_approx_equal(switch._settings[ATTR_BRIGHTNESS_PCT], brightness_event)

    # Before sunset the brightness should be max
    await patch_time_and_update(before_sunset)
    assert is_approx_equal(switch._settings[ATTR_BRIGHTNESS_PCT], light_brightness)

    # After sunset the brightness should be dark_brightness
    await patch_time_and_update(after_sunset)
    assert is_approx_equal(switch._settings[ATTR_BRIGHTNESS_PCT], dark_brightness)

    if is_symmetric:
        # At sunrise the brightness should be 50%
        await patch_time_and_update(sunrise)
        assert is_approx_equal(switch._settings[ATTR_BRIGHTNESS_PCT], brightness_event)

    # Before sunrise the brightness should be min
    await patch_time_and_update(before_sunrise)
    assert is_approx_equal(switch._settings[ATTR_BRIGHTNESS_PCT], dark_brightness)

    # After sunrise the brightness should be light_brightness
    await patch_time_and_update(after_sunrise)
    assert is_approx_equal(switch._settings[ATTR_BRIGHTNESS_PCT], light_brightness)


async def test_simple_switch_initial_state_not_none(hass):
    """Test that SimpleSwitch._state is not None after __init__.

    Regression test for https://github.com/basnijholt/adaptive-lighting/issues/1264

    When an entity is disabled in Home Assistant, async_added_to_hass() is never
    called. Previously, SimpleSwitch._state was initialized to None and only set
    to True/False in async_added_to_hass(). This caused an infinite loop in
    AdaptiveSwitch._setup_listeners() which waits for all SimpleSwitch._state
    to be not None.

    The fix is to initialize _state to the initial_state value in __init__.
    """
    entry = MockConfigEntry(domain=DOMAIN, data={CONF_NAME: DEFAULT_NAME})
    entry.add_to_hass(hass)

    # Create a SimpleSwitch without calling async_added_to_hass
    # (simulating a disabled entity)
    switch = SimpleSwitch(
        which="Test",
        initial_state=True,
        hass=hass,
        config_entry=entry,
        icon="mdi:test",
    )

    # Before the fix: _state would be None, causing infinite loop
    # After the fix: _state should be the initial_state value
    assert switch._state is not None, (
        "SimpleSwitch._state should not be None after __init__. "
        "This would cause an infinite loop in _setup_listeners when the entity is disabled."
    )
    assert switch._state is True  # Should be the initial_state value


async def test_simple_switch_state_after_async_added_to_hass(hass):
    """Test that SimpleSwitch._state is properly set after async_added_to_hass.

    This ensures the fix for #1264 doesn't break normal entity initialization.
    """
    entry = MockConfigEntry(domain=DOMAIN, data={CONF_NAME: DEFAULT_NAME})
    entry.add_to_hass(hass)

    # Create switches with different initial states
    switch_true = SimpleSwitch(
        which="Test True",
        initial_state=True,
        hass=hass,
        config_entry=entry,
        icon="mdi:test",
    )
    switch_false = SimpleSwitch(
        which="Test False",
        initial_state=False,
        hass=hass,
        config_entry=entry,
        icon="mdi:test",
    )

    # Verify initial state is set correctly
    assert switch_true._state is True
    assert switch_false._state is False

    # Call async_added_to_hass (simulating normal entity setup)
    # Since there's no last state, it should use the initial_state
    await switch_true.async_added_to_hass()
    await switch_false.async_added_to_hass()

    # State should still be correct after async_added_to_hass
    assert switch_true._state is True
    assert switch_false._state is False


def test_attributes_have_changed_light_mode_switch():
    """Test detection of external light mode changes (color_temp vs rgb vs xy).

    Regression test for https://github.com/basnijholt/adaptive-lighting/issues/1275

    When a user activates a Hue Scene (or similar) via an external app, the light
    may switch from color_temp mode to RGB/XY mode (or vice versa). This should be
    detected as an external change so AL doesn't immediately override it.

    The _has_color_mode_changed() function checks the original attributes BEFORE
    any conversion, enabling bidirectional mode change detection.
    """
    context = Context()
    base_kwargs = {
        "light": "light.test",
        "adapt_brightness": True,
        "context": context,
    }

    # Test 1: adapt_color=True - all mode changes should be detected
    kwargs_adapt_color = {**base_kwargs, "adapt_color": True}

    # color_temp → RGB
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_COLOR_TEMP_KELVIN: 4000},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_RGB_COLOR: (255, 0, 0)},
        **kwargs_adapt_color,
    ), "Should detect color_temp → RGB mode switch"

    # color_temp → XY
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_COLOR_TEMP_KELVIN: 4000},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_XY_COLOR: (0.64, 0.33)},
        **kwargs_adapt_color,
    ), "Should detect color_temp → XY mode switch"

    # RGB → color_temp
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_RGB_COLOR: (255, 0, 0)},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_COLOR_TEMP_KELVIN: 4000},
        **kwargs_adapt_color,
    ), "Should detect RGB → color_temp mode switch"

    # RGB → XY
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_RGB_COLOR: (255, 0, 0)},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_XY_COLOR: (0.64, 0.33)},
        **kwargs_adapt_color,
    ), "Should detect RGB → XY mode switch"

    # XY → color_temp
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_XY_COLOR: (0.64, 0.33)},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_COLOR_TEMP_KELVIN: 4000},
        **kwargs_adapt_color,
    ), "Should detect XY → color_temp mode switch"

    # XY → RGB
    assert _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_XY_COLOR: (0.64, 0.33)},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_RGB_COLOR: (255, 0, 0)},
        **kwargs_adapt_color,
    ), "Should detect XY → RGB mode switch"

    # No mode change - same type with same values shouldn't be detected
    assert not _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_COLOR_TEMP_KELVIN: 4000},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_COLOR_TEMP_KELVIN: 4000},
        **kwargs_adapt_color,
    ), "Same color_temp should not be detected as change"

    assert not _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_RGB_COLOR: (255, 0, 0)},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_RGB_COLOR: (255, 0, 0)},
        **kwargs_adapt_color,
    ), "Same RGB should not be detected as change"

    assert not _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_XY_COLOR: (0.64, 0.33)},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_XY_COLOR: (0.64, 0.33)},
        **kwargs_adapt_color,
    ), "Same XY should not be detected as change"

    # Test 2: adapt_color=False - mode changes should NOT be detected
    kwargs_no_adapt = {**base_kwargs, "adapt_color": False}

    assert not _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_COLOR_TEMP_KELVIN: 4000},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_RGB_COLOR: (255, 0, 0)},
        **kwargs_no_adapt,
    ), "Mode change should not be detected when adapt_color=False"

    assert not _attributes_have_changed(
        old_attributes={ATTR_BRIGHTNESS: 128, ATTR_RGB_COLOR: (255, 0, 0)},
        new_attributes={ATTR_BRIGHTNESS: 128, ATTR_COLOR_TEMP_KELVIN: 4000},
        **kwargs_no_adapt,
    ), "RGB → color_temp should not be detected when adapt_color=False"
